BaseEntity.java

package com.querydsl.example.jpa.model;

import javax.persistence.GeneratedValue;
import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.MappedSuperclass;


@MappedSuperclass
public abstract class BaseEntity implements Identifiable {

    @Id
    @GeneratedValue(strategy = GenerationType.AUTO)
    private Long id;

    @Override
    public Long getId() {
        return id;
    }

    public void setId(Long id) {
        this.id = id;
    }

}